Hot Glue is a plastic adhesive, in a certain temperature range, its physical state changes with the temperature, while the chemical characteristics remain unchanged, its non-toxic and tasteless, is an environmentally friendly chemical product. Because the product itself is solid, easy to package, transport, storage, solvent-free, pollution-free, non-toxic type; And the production process is simple, high added value, bond strength, fast speed and other advantages are favored. Today, hot melt adhesive has been widely used in medical protective supplies, household hygiene products, automated packaging, tape labels, electronic appliances, automotive interior, home appliance assembly and other industries. For example, the nose bridge strip on the medical supplies mask is connected and fixed with the non-woven surface layer, using hot melt adhesive; Disposable protective clothing, medical mattress material composite is also used hot melt adhesive; The lid of the disinfectant wipes is glued and fixed, also with hot melt adhesive.